PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Its tools allow publishers to pull advertising from hundreds of ad networks, ad exchanges, and other sources, which allow them to see the most and least effective performing ads.
http://www.w3.org/ns/prov#wasQuotedFrom
  • venturebeat.com